Comparison

NATE ResLoad vs Williams Distributing 2024

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NATE ResLoad

This app performs ACCA-approved residential load calculations for HVAC systems. It allows users to create detailed reports for cooling and heating loads, including room-by-room analysis, and email them as PDFs. It also includes a built-in HVAC Equipment Locator.

Highlights
  • ACCA-approved Manual J8 calculations
  • Field-based load calculations
  • Emailable PDF reports
  • Unlimited project creation
  • Global weather database
  • HVAC Equipment Locator included
Features
Read full description

The NATE ResLoad-J app was developed by Carmel Software for North American Technical Excellence, Inc. (NATE). This is an ACCA-approved Manual J8 residential load calculation app for the Apple iPad. It allows engineers, contractors, and technicians to perform field-based cooling and heating load calculations on residential and small commercial buildings. Users are then able to email PDF reports to customers and local building officials. Reports produced by this app will be acceptable by all municipalities/states (including Florida and Massachusetts which recently passed laws requiring contractors to submit load calcs from ACCA-approved software.) For training webinar schedule, go here: http://bit.ly/SaHmPS For online help and training videos, go here: http://bit.ly/1PhqlDi Bonus: The NATE ResLoad-J app now includes our popular HVAC Equipment Locator app built right in! Click here for details about that app: http://bit.ly/1a2RskH The NATE ResLoad-J app allows users to create unlimited projects and perform both block and room-by-room loads. The app includes weather data for 1000s of cities throughout the world and construction data for 100s of wall, floor, roof, ceiling, and window types. The user is also able to model detailed appliance, duct, infiltration, and ventilation loads. This app was specifically designed for the Apple iPad, taking advantage of the larger screen, rotating user interface, and other functionality unique to the iPad. Other features include: 1. Includes a 1000+ world-wide city weather database 2. Allows you to create and store an unlimited number of projects. You can also re-use existing projects as templates for new projects. 3. Includes data for 100s of construction types for walls, roofs, floors, doors, windows, skylights, and ceilings. 4. Allows you to specify an unlimited # of building envelope types (i.e. – doors, walls, roofs, floors, ceilings), window types, and skylight types for each building. 5. Allows you to input individual home appliance information. 6. Allows you to instantly view total heating and cooling load results as you update input data. 7. Allows you to view comprehensive cooling and heating load breakdown reports including breakdown by envelope load, window load, skylight load, infiltration load, ventilation load and internal load contributions. 8. Also performs room-by-room cooling and heating load calc analysis 9. Includes the ability to display a wide variety of on-screen reports including checksum reports (ie – BTUh/SqFt, SqFt/Ton, etc.), complete heating and cooling load breakdown reports, and even graphically-pleasing pie charts showing cooling and heating load breakdowns. These reports can be converted to PDFs and emailed from right within the app. 10. Includes the ability to display a comprehensive HTML report that you can email to yourself or others, and it also includes a spreadsheet attachment that you can open in Excel to create customized reports. 11. Includes the ability to display units in either English (IP) or Metric (SI). The benefits of using this app are numerous including: 1. Great for use out in the field. Quickly size heating and cooling equipment, show the client, then email the results back to your office for further analysis. 2. Show off your advanced on-screen reports to clients convincing them you are using cutting-edge technology. 3. Save time by inputting information in the field and then returning to your office to perform more in-depth analysis. 4. Submit reports to local municipalities that require ACCA-approved Manual J8 residential load calcs for equipment replacement.

About

Williams Distributing 2024

Enhance your experience at The Williams Distributing Dealer Meeting 2024. Access the full event agenda, speaker details, and connect with exhibitors. Engage with other attendees through the conference feed.

Highlights
  • View full agenda and speakers
  • Network with exhibitors
  • Post comments to conference feed
  • Registered attendee access only
Features
Read full description

This is the official conference application for The Williams Distributing Dealer Meeting 2024. Use this app to make the most out of your event experience: - View the full agenda & list of speakers - Meet and network with exhibitors - Post comments to the conference feed You must be a registered attendee to use this app.

Screenshots

Williams Distributing 20242 screens

Verdict

The call

The clearest difference is price: Williams Distributing 2024 at Free against NATE ResLoad's $169.99. Williams Distributing 2024 also leads on rating (3.5 vs 2.3) and update cadence (every 10 months vs every 31 months). NATE ResLoad's advantage is ads (none vs shown). On ratings volume and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Williams Distributing 2024 is free to download; NATE ResLoad costs $169.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Williams Distributing 2024 holds the better App Store score, 3.5 against 2.3. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

UpkeepUpdate frequency

NATE ResLoad ships an update every 31 months, Williams Distributing 2024 every 10 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

Scorecard7 real differences · 3 level
NATE ResLoad versus Williams Distributing 2024: the parameters behind the verdict, then further details
ParameterNATE ResLoadWilliams Distributing 2024
Price$169.99Free — better
Rating2.3 (3 ratings)3.5 (2 ratings) — better
Positive reviews33.3% of reviews—
Number of ratings3 — better2
Update frequencyEvery 31 monthsEvery 10 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidAd-supported — better
DevicesiPadiPhone, iPad, iPod — better
Requires iOS13.011.0 — better
Further details — not scored
Size26 MB36 MB
Age rating4+12+
DeveloperCarmel Software CorporationWilliams Distributing Co.

Customer experience

NATE ResLoad

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Williams Distributing 2024

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

NATE ResLoad

No in-app purchases

None

Williams Distributing 2024

No in-app purchases

Questions

Is NATE ResLoad free?
NATE ResLoad costs $169.99, with no in-app purchases.
Is Williams Distributing 2024 free?
Williams Distributing 2024 is free to download, with no in-app purchases.
Which has better reviews, NATE ResLoad or Williams Distributing 2024?
Williams Distributing 2024 is rated higher. NATE ResLoad averages 2.3 out of 5 from 3 ratings, while Williams Distributing 2024 averages 3.5 from 2 ratings.
Do NATE ResLoad or Williams Distributing 2024 have ads?
Williams Distributing 2024 shows ads; NATE ResLoad does not.
Which is updated more often, NATE ResLoad or Williams Distributing 2024?
NATE ResLoad ships an update every 31 months, and Williams Distributing 2024 every 10 months. Most recently, NATE ResLoad was updated on November 1, 2026 and Williams Distributing 2024 on November 2, 2026.

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